C-Rad AB (publ), together with its subsidiaries, develops, manufactures, and sells systems with applications in radiation therapy for the treatment of cancer worldwide. The company operates through two segments, Positioning and Imaging. Its products include Sentinel 4D CT, a laser-based optical surface scanning system; Catalyst, a 4D surface image guided radiation therapy (SIGRT) solution; Catalyst HD, an SIGRT solution on stereotactic radiation therapy for online patient tracking before and during treatment delivery; Catalyst+, an SIGRT solution for high precision patient positioning, intra-fraction motion management, and respiratory gating; and Catalyst+ HD, a solution for high precision patient positioning, intra-fraction motion management, and respiratory gating for conventional and stereotactic treatment delivery. The company's products also comprise Catalyst Tomo, an enhanced positioning solution for tomotherapy; Catalyst PT, a real-time tracking solution for particle therapy; Cyrpa laser positioning products; cAccessory, which automates the registration and validation of treatment accessories; and cPatient that automates patient identity validation without the need for contact between patients and devices. In addition, it offers installation, application training, and aftersales services. C-Rad AB (publ) was founded in 2004 and is headquartered in Uppsala, Sweden.